148437840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7829}}^1$

素因数の和:7924

約数の個数: 80

約数和(自身を含む): 466041600

約数和(自身を除く): 317603760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 7829, 9480, 15658, 18960, 23487, 31316, 39145, 46974, 62632, 78290, 93948, 117435, 125264, 156580, 187896, 234870, 313160, 375792, 469740, 618491, 626320, 939480, 1236982, 1855473, 1878960, 2473964, 3092455, 3710946, 4947928, 6184910, 7421892, 9277365, 9895856, 12369820, 14843784, 18554730, 24739640, 29687568, 37109460, 49479280, 74218920, 148437840]

約数ペア:

[(1, 148437840), (2, 74218920), (3, 49479280), (4, 37109460), (5, 29687568), (6, 24739640), (8, 18554730), (10, 14843784), (12, 12369820), (15, 9895856), (16, 9277365), (20, 7421892), (24, 6184910), (30, 4947928), (40, 3710946), (48, 3092455), (60, 2473964), (79, 1878960), (80, 1855473), (120, 1236982), (158, 939480), (237, 626320), (240, 618491), (316, 469740), (395, 375792), (474, 313160), (632, 234870), (790, 187896), (948, 156580), (1185, 125264), (1264, 117435), (1580, 93948), (1896, 78290), (2370, 62632), (3160, 46974), (3792, 39145), (4740, 31316), (6320, 23487), (7829, 18960), (9480, 15658)]